A.
The International Fire Code, 2015 Edition, is hereby amended as follows:
1.
101.1. Delete and insert in lieu thereof the following: Title.
These regulations shall be known as the "Fire Code of Jefferson County,
Missouri," hereinafter referred to as "this code."
2.
101.2.1. Delete and insert in lieu thereof the following: Appendices.
Provisions in the appendices shall not apply unless specifically adopted.
The only Appendix specifically adopted by this code shall be Appendix
B.
3.
103. Department of Fire Prevention. Section 103 shall be amended
by deleting the words "fire Code Official" wherever it appears and
replaced by the words "Code Official".
9.
903.2.1.2. Delete and insert in lieu thereof the following:
Group A-2. An automatic sprinkler system shall be provided for fire
areas containing Group A-2 occupancies and intervening floors of the
building where one of the following conditions exists:
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1.
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The fire area exceeds five thousand (5,000) square feet (463
m2).
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2.
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The fire area has an occupant load of three hundred (300) or
more.
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3.
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The fire area is located on a floor other than a level of exit
discharge serving such occupancies.
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10.
5601.1. Delete and insert in lieu thereof the following: Scope.
The provisions of this Chapter shall govern the possession, storage,
handling and use of explosives and explosive materials used in any
activity related to the development, construction or erection of detached
single-family or two-family dwellings, and the alteration, enlargement,
replacement or repair of detached single-family or two-family dwellings
in unincorporated Jefferson County. In addition, the provisions shall
apply to the construction or erection of new commercial buildings
and the alteration, enlargement, replacement or repair of commercial
buildings in unincorporated Jefferson County when the commercial structures
are part of a mixed-use development that is being constructed under
a single development permit.
11.
5601.1.3. Delete entire section.
12.
5601.1.4. Delete entire section.
13.
5601.2. Delete and insert in lieu thereof the following: Permits
shall be required and regulated in accordance with this Section. Application
for such permit to use, possess, store, stock, use or hold explosives,
except those items not prohibited in 5601.3, shall contain the following
information:
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1.
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Name of the applicant;
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2.
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Address of the applicant;
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3.
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Place and name of the business;
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4.
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Name of the responsible person;
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5.
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United States Department of Justice Bureau of Alcohol, Tobacco,
Firearms and Explosives Certification Number; State of Missouri license
number under the provisions of Section 319.306, RSMo.;
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6.
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Location of the blasting site;
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7.
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Name and address of the insurance company;
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8.
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If the application is for storage, the amount of each kind of
explosives, blasting agents or blasting caps the applicant intends
to stock or store at any one time and the location and type of magazines
and the proposed placement of the magazines;
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9.
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Emergency contact numbers for both day and night;
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10.
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Type of blasting agents;
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11.
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Distance to closest structure;
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12.
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A preblast survey or evidence three (3) documented attempts
were made to contact the owner of any uncontrolled structures within
a scaled distance of thirty-five (35) feet from the blast site, in
accordance with Section 319.342(7), RSMo.;
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13.
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Name of the competent operator as provided in Section 5607.1,
if different from No. 4.
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14.
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The name, address and telephone number of the fire district
and the ambulance district serving the blast site.
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15.
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Signage plan.
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The Code Official may issue a permit for a period of ninety
(90) days to store, stack or use explosives or blasting agents in
the unincorporated portions of Jefferson County upon:
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1. Receipt of an application form as prescribed above;
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2. Receipt of all applicable permits from other local, state
or Federal departments or agencies;
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3. The receipt and placement of the proper type of facilities
to store explosives as required by this code.
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The Code Enforcement Division will notify the Jefferson County
Sheriff's Department, the applicable fire district and ambulance district
when a permit is issued for blasting and/or the storage of explosive
material.
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14.
5601.2.4. Delete and insert in lieu thereof the following: Before
a permit is issued, as required by Section 5601.2, the applicant shall
file with the County a certificate of liability insurance policy for
an amount not less than one million dollars ($1,000,000.00) for the
purpose of paying damages to persons or property which may arise from,
or are caused by the conduct of, any act authorized by the permit
upon which a judicial judgment may result.
15.
AIRBLAST ACOUSTIC VALUES
BLASTING
BLASTING OPERATIONS
CODE OFFICIAL
CONTROLLED STRUCTURE
DECIBEL (dB)
FLYROCK
SCALED DISTANCE
SCHOOL ZONE
UNCONTROLLED STRUCTURE
5602.1. Insert the following additional terms:
An airborne shock wave resulting from detonation of explosives.
Burden movement or the release of expanding gas into the air may have
acoustic values cause airblast. An airblast may or may not be audible.
Any activity entailing the use of explosives for the purpose
of producing an explosion to fragment rock related to excavation or
construction.
Drilling and site preparation for blasting and the detonation
itself.
The Director of the Department of County Services and Code
Enforcement for Jefferson County or any person authorized by the Director
to act as the Code Official in the Director's stead.
Any structure that is owned or leased by the person using
explosives, or otherwise under the direct contractual responsibility
of the person using explosives or controlled by the permit holder.
The unit of sound pressure commonly used to measure airblast
from explosives.
Rock that is propelled through the air or along the ground
as a result of the detonation of explosives.
The actual distance (in feet) to the nearest structure, divided
by the square root of the maximum explosive weight (in pounds) per
eight-millisecond (or greater) delay. If delay intervals less than
eight (8) milliseconds are employed or if instantaneous blasting is
employed, scaled distance shall be computed by dividing the actual
distance (in feet) by the square root of the total explosive weight
in pounds.
An area, to be defined by the Code Official, around the structures
or property of a school where children may be present during blasting
or for which the Code Official determines there is a possibility of
injury if blasting occurs while school activities are taking place.
Any dwelling, public building, school, church, commercial
building or institutional building that is not owned or leased controlled
by the permit holder person using explosives, or otherwise under the
direct contractual responsibility of the person using explosives.
16.
5603.2. Delete and insert in lieu thereof the following: Transaction
Record. The permittee shall maintain a record of all transactions
involving receipt, removal, use or disposal of explosive materials.
Such record shall be maintained for a period of three (3) years following
the blasting event, receipt of an occupancy permit or other certification
by Jefferson County that the construction is complete.
17.
5603.8. Insert the following new section: Blasting Records.
A blasting records and driller's log shall be kept on the site of
any blasting operations. These records shall be made available to
the authorized representative of Jefferson County on demand. These
records shall be maintained available for inspection for a period
of one (1) year after such blasting operations are completed. The
records to be maintained shall conform to RSMo. 319.315.1 and 319.315.2.
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Blast Data:
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1.
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Date and time of the blast;
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2.
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Exact blast location (GPS coordinates, or other suitable method);
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3.
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Number of holes;
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4.
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Spacing and burden;
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5.
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Hole diameter;
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6.
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Types and weight of explosives used;
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7.
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Total weight of explosives used;
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8.
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Maximum number of holes detonated within any eight (8) millisecond
period;
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9.
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Type and length of stemming;
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10.
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Sketch of delay pattern;
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11.
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Scaled distance to nearest uncontrolled structure;
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12.
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Name of organization conducting the blasting operation;
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13.
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Name of the person in charge of the blast.
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Seismic Data:
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1.
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Type of seismograph employed;
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2.
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Certification date of annual calibration;
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3.
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Exact recording location (GPS coordinates or other suitable
method);
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4.
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Distance and direction of blast;
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5.
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Trigger level setting or sensitivity;
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6.
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Maximum peak particle velocity recorded (in inches per second);
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7.
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Maximum peak air overpressure level recorded (in decibels);
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8.
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Scaled distance.
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18.
5603.9. Insert the following new section: Falsifications. The
falsification, alteration or misrepresentation of any record of blasting
operations will be cause for suspension or revocation of the blasting
permit. The suspension or revocation of a permit shall not be in lieu
of any other provisions for enforcement of the Jefferson County Building
Codes.
19.
5603.10. Insert the following new section: Permits For Use.
Any permission to use explosives and blasting agents that is expressed
or implied with the issuance of a permit shall expire at the end of
ninety (90) days. Further blasting activities will require the issuance
of a new permit. Quarry permits shall be issued on an annual basis
as set forth in Section 5707.18. Permits issued pursuant to this code
are not transferable to another site or another operator.
20.
5603.11. Insert the following new section: Fees and Inspections.
Fees for blasting permits shall be paid at the time of application,
and no permit shall be issued until the required fee is paid in full.
Fees shall be as follows:
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1.
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Construction and jobsite blasting.
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Permit fee: $300.00.
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Inspection fee: $40.00.
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2.
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Quarries and mines.
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Annual permit fee: $1,200.00.
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Inspection fee: $40.00.
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Any permit issued pursuant to this Code shall be good for an
unlimited number of blasts within the permit period. The first blast
conducted pursuant to the issuance of a permit must be inspected and
witnessed by the Code Enforcement Division. The blaster in charge
shall be present at the time of the first blast. Additional blasts
shall be performed in accordance with this code and any other applicable
Federal, state, or local requirements. Any site for which a blasting
permit has been issued shall be subject to periodic and random inspections
by the Code Enforcement Division.
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21.
5603.12. Insert the following new section: Suspensions. The
Code Official may suspend any permit issued hereunder upon finding
a violation of any provision of this code.
22.
5604.11. Insert the following new section: Delivery. No more
than one (1) vehicle delivering explosives shall be on the project
site at any time. Explosives shall be unloaded in a place that is
separated from the loading and blasting operations by a man-made or
natural barricade as defined by the 2015 International Fire Code.
23.
5604.12. Insert the following new section: Caps. Blasting caps
that are brought to the loading area shall be detached from detonating
fuses. Blasting caps shall not be attached to the detonating fuses
until the caps and fuses are ready for use.
24.
5605. Delete entire section.
25.
5606. Delete entire section.
26.
5607.1.1. Insert the following new section: Signage. The applicant
will submit a plan for signage and other means of informing the public
of blasting in proximity to public streets or highways and any request
for temporary closing of streets or rerouting traffic. The Code Enforcement
Division must approve the signage plan prior to issuance of a permit.
27.
5607.3. Delete and insert in lieu thereof the following: Blasting
in congested areas. When blasting is performed in a congested area
or in close proximity to a structure, railway, highway, or any other
installations, the blaster shall ensure that suitable precautions
are instituted and observed to minimize earth vibrations and airblast
potential damage. The Code Official may require the use of blasting
mats or other forms of protective cover when blasting operations or
geological conditions may cause flyrock or other debris that could
damage or injure persons or property.
28.
5607.3.1. Insert the following new section: Feet to a roadway.
When blasting is to occur within three hundred fifty (350) feet of
a roadway (measured from a point of explosion) or when otherwise required
by the Code Official, no vehicular or pedestrian traffic shall be
allowed on the affected roadway until after the blasting operation
is completed. It shall be the responsibility of the blaster to arrange
for suitable traffic control.
29.
5607.3.2. Insert the following new section: Sounding a horn.
Two (2) minutes prior to each blast or at such other time as the Code
Official may require, a horn shall be sounded for at least thirty
(30) seconds. The horn or horns shall be audible at least one thousand
(1,000) feet or such further distance as the Code Official may require.
The sound of the horn must be distinctive from the sound of other
horns in the area.
30.
5607.4. Delete and insert in lieu thereof the following: Restricted
Hours. It shall be unlawful for any person to explode or cause to
be exploded any gunpowder, dynamite, giant powder, cotton gun or other
explosives as herein defined for any purpose during the following
times:
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1.
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From 5:00 P.M. to 8:30 A.M. any time other than the eight-hour
period designated in the permit;
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2.
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At any time blasting occurs in a school zone while school activities
are taking place;
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3.
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On Saturday, Sunday or a state holiday.
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However, the Code Official may issue special permits to conduct
blasting in the restricted times when the Code Official determines
that conditions warrant the issuance of such permission.
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31.
5607.16. Insert the following new section: Airblast Acoustical
Values and Ground Vibrations. Acoustical values and ground vibrations
shall be recorded and limited as specified in 319.312, RSMo. Airblast
shall be controlled so that it does not exceed the maximum limits
specified below when measured at any uncontrolled structure. All measuring
systems used shall have a flat frequency response of at least two
hundred (200) Hz at the upper end.
32.
5607.17. Insert the following new section: Ground Vibrations.
In all blasting operations, except as otherwise provided herein, the
maximum peak particle velocity of any one (1) of three (3) mutually
perpendicular components of the ground motion in the vertical and
horizontal directions shall not exceed two (2) inches per second.
The Code Official may, at his discretion, require less than two (2)
inches per second at the nearest uncontrolled structure or at additional
locations as circumstances dictate.
33.
5607.17.1. Insert the following new section: Instrumentation.
Seismographs shall be required to be in good operating condition and
be properly calibrated with current [within one (1) year of date of
use] calibration, and the acknowledgment of current calibration shall
be indicated by a sticker affixed to each instrument. If any instrument
is found to be operating improperly or out of calibration, blasting
operations shall be halted until the appropriate repairs or recalibration
are performed or a proper instrument is provided. Seismograph operators
shall be trained in the use of the instrument they are using.
34.
5607.17.2. Insert the following new section: Seismographs. Seismographs
shall be placed between the blast site and uncontrolled structures
that are in the blast area at a location near the structures, and
at such additional locations as are required by the Code Official.
35.
5607.17.3. Insert the following new section: Daily Reading.
The Code Official may require a written report of the daily seismograph
readings.
36.
5607.17.4. Insert the following new section: Preblast Survey.
All owners of property with structures thereon that are within a scaled
distance of fifty (50) feet from a blasting site shall be notified
by certified mail that blasting operations will be taking place in
the area of their property. Said property owners will be offered a
preblast survey of the structures to be performed at the blaster's
expense. A list of the structures surveyed must be made available
to the Code Official at the time of the permit application. Approval
can be granted for operations without a preblast survey when written
evidence is supplied that a property owner declined the preblast survey,
or that a good faith effort was made to secure permission for a survey.
37.
5607.18. Insert the following new section: Quarries. Quarries
shall be issued annual permits. The application shall contain the
same information as specified in Subsection 5601.2 and shall be subject
to all other conditions of this code. Quarry permits shall be renewed
on an annual basis upon the filing of an updated application by the
quarry operator. Notices for quarry permit renewals shall be mailed
in January of the calendar year and shall be submitted by the quarry
applicant with all applicable fees no later than February 15. Quarry
permits issued pursuant to this code shall be good for an unlimited
number of blasts within the permit period. The first blast conducted
pursuant to the issuance of a permit or permit renewal must be inspected
and witnessed by the Code Enforcement Division. The blaster in charge
shall be present at the time of the first blast. Additional blasts
shall be performed in accordance with this code and any other applicable
Federal, state, or local requirements. Any site for which a blasting
permit has been issued shall be subject to periodic and random inspections
by the Code Enforcement Division.
